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<title>Problem 2473. -- 最值 -- 衡阳八中OJ离线版-2012-02-29</title><center><h2>2473: 最值</h2><span class=green>Time Limit: </span>10 Sec&nbsp;&nbsp;<span class=green>Memory Limit: </span>256 MB<br><span class=green>Submit: </span>7&nbsp;&nbsp;<span class=green>Solved: </span>1<br>[<a href='submitpage.php?id=2473'>Submit</a>][<a href='problemstatus.php?id=2473'>Status</a>][<a href='bbs.php?id=2473'>Discuss</a>]</center><h2>Description</h2><div class=content><div style="text-indent: 21pt"><span style="font-size: 12pt; color: black">给你一个若干点组成的点集，你可以以任意角度同时旋转它们，但不能翻转，我们设</span><span style="font-size: 12pt; color: black">P=Max{Xi}-Min{Xi}</span><span style="font-size: 12pt; color: black">，</span><span style="font-size: 12pt; color: black">Q= Max{Yi}-Min{Yi},</span><span style="font-size: 12pt; color: black">请求出</span><span style="font-size: 12pt; color: black">P+Q</span><span style="font-size: 12pt; color: black">的最值。</span></div></div><h2>Input</h2><div class=content><div style="margin: 13pt 0cm">&nbsp;</div>
<div style="text-indent: 21pt"><span style="font-size: 12pt; color: black">第一行，一个整数</span><span style="font-size: 12pt; color: black">N</span></div>
<div style="text-indent: 21pt"><span style="font-size: 12pt; color: black">第</span><span style="font-size: 12pt; color: black">2~~N+1</span><span style="font-size: 12pt; color: black">行，每行两个两位小数</span><span style="font-size: 12pt; color: black">Xi</span><span style="font-size: 12pt; color: black">，</span><span style="font-size: 12pt; color: black">Yi </span><span style="font-size: 12pt; color: black">表示第</span><span style="font-size: 12pt; color: black">I</span><span style="font-size: 12pt; color: black">个点的坐标。</span></div>
<div style="text-indent: 21pt"><span style="font-size: 12pt; color: black">数据保证</span><span style="font-size: 12pt; color: black">&nbsp;|Xi|,|Yi|&lt;=10000</span></div></div><h2>Output</h2><div class=content><div><span style="color: black">&nbsp;&nbsp;&nbsp; </span><span style="color: black">你只需输出</span><span style="font-size: 12pt; color: black">两行实数，分别为</span><span style="font-size: 12pt; color: black">Max(P+Q)</span><span style="font-size: 12pt; color: black">和</span><span style="font-size: 12pt; color: black">Min(P+Q)</span></div></div><h2>Sample Input</h2>
			<div class=content><span class=sampledata>4<br />
0.00 0.00<br />
1.00 0.00<br />
1.00 1.00<br />
0.00 1.00<br />
</span></div><h2>Sample Output</h2>
			<div class=content><span class=sampledata>2.828427124<br />
2.000000000<br />
【评分标准】<br />
       本题包含10个测试点，对于每个测试点，如果|Your_Ans-Std_Ans|<=10-6则得到该测试点的全部分数，否则得0分。<br />
【数据规模】<br />
     N<=100000</span></div><h2>HINT</h2>
			<div class=content><p></p></div><h2>Source</h2>
			<div class=content><p><a href='problemset.html?search='></a></p></div><center>[<a href='submitpage.php?id=2473'>Submit</a>][<a href='problemstatus.php?id=2473'>Status</a>][<a href='bbs.php?id=2473'>Discuss</a>]</center>﻿<br>

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